IMPORTANT MOTION RULE:
There is ONLY ONE moving light point during the entire video.
The point starts at stage 01 on the far left.
It moves continuously in ONE DIRECTION ONLY: from LEFT TO RIGHT.
The movement must happen exactly once in this chronological order:
01 → 02 → 03 → 04 → 05 → 06.
The point NEVER moves backward.
The point NEVER returns to a previous stage.
The point NEVER jumps ...
